Home / 807,693.32-1,114,624.40-445,130.24

Finding the Fourth Proportional to 807,693.32, 1,114,624.40 and 445,130.24

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Solution

The fourth proportional to 807,693.32, 1,114,624.40 and 445,130.24 is: 614,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,693.32 : 1,114,624.40 = 445,130.24 : x
  2. Step 2: Convert to fraction form
    807,693.32/1,114,624.40 = 445,130.24/x
  3. Step 3: Cross multiply
    807,693.32x = 1,114,624.40 × 445,130.24
  4. Step 4: Simplify right side
    807,693.32x = 496,153,018,883.08
  5. Step 5: Solve for x
    x = 496,153,018,883.08/807,693.32
  6. Step 6: Final answer
    x = 614,283.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.